diff --git a/packages/lime-proto-bmx6/src/bmx6.lua b/packages/lime-proto-bmx6/src/bmx6.lua
index 834ae0c41..23dc86983 100644
--- a/packages/lime-proto-bmx6/src/bmx6.lua
+++ b/packages/lime-proto-bmx6/src/bmx6.lua
@@ -171,7 +171,7 @@ function bmx6.setup_interface(ifname, args)
 			( ifname:match("^wlan%d+.ap") or ifname:match("^eth%d+") )
 	then return end
 
-	vlanId = args[2] or 13
+	vlanId = tonumber(args[2]) or 13
 	vlanProto = args[3] or "8021ad"
 	nameSuffix = args[4] or "_bmx6"
 
diff --git a/packages/lime-proto-bmx7/files/usr/lib/lua/lime/proto/bmx7.lua b/packages/lime-proto-bmx7/files/usr/lib/lua/lime/proto/bmx7.lua
index 30be9bdd4..636e3bb60 100644
--- a/packages/lime-proto-bmx7/files/usr/lib/lua/lime/proto/bmx7.lua
+++ b/packages/lime-proto-bmx7/files/usr/lib/lua/lime/proto/bmx7.lua
@@ -190,7 +190,7 @@ function bmx7.setup_interface(ifname, args)
 		( ifname:match("^wlan%d+.ap") or ifname:match("^eth%d+") )
 	then return end
 
-	vlanId = args[2] or 18
+	vlanId = tonumber(args[2]) or 18
 	vlanProto = args[3] or "8021ad"
 	nameSuffix = args[4] or "_bmx7"
 
diff --git a/packages/lime-proto-olsr/src/olsr.lua b/packages/lime-proto-olsr/src/olsr.lua
index 9a19c2f5b..098775bf7 100644
--- a/packages/lime-proto-olsr/src/olsr.lua
+++ b/packages/lime-proto-olsr/src/olsr.lua
@@ -41,7 +41,7 @@ function olsr.setup_interface(ifname, args)
 		if ifname:match("^wlan%d+.ap") then return end
 	end
 
-	local vlanId = args[2] or 14
+	local vlanId = tonumber(args[2]) or 14
 	local vlanProto = args[3] or "8021ad"
 	local nameSuffix = args[4] or "_olsr"
 	local ipPrefixTemplate = args[5] or "169.254.%M5.%M6/16"
diff --git a/packages/lime-proto-olsr2/src/olsr2.lua b/packages/lime-proto-olsr2/src/olsr2.lua
index 6c367a3bd..05fa382b3 100644
--- a/packages/lime-proto-olsr2/src/olsr2.lua
+++ b/packages/lime-proto-olsr2/src/olsr2.lua
@@ -48,7 +48,7 @@ function olsr2.setup_interface(ifname, args)
 	if not args["specific"] then
 		if ifname:match("^wlan%d+.ap") then return end
 	end
-	local vlanId = args[2] or 16
+	local vlanId = tonumber(args[2]) or 16
 	local vlanProto = args[3] or "8021ad"
 	local nameSuffix = args[4] or "_olsr"
 	local owrtInterfaceName, linux802adIfName, owrtDeviceName = network.createVlanIface(ifname, vlanId, nameSuffix, vlanProto)
diff --git a/packages/lime-proto-olsr6/src/olsr6.lua b/packages/lime-proto-olsr6/src/olsr6.lua
index a79130b1f..eee0f7354 100644
--- a/packages/lime-proto-olsr6/src/olsr6.lua
+++ b/packages/lime-proto-olsr6/src/olsr6.lua
@@ -41,7 +41,7 @@ function olsr.setup_interface(ifname, args)
 		if ifname:match("^wlan%d+.ap") then return end
 	end
 
-	vlanId = args[2] or 15
+	vlanId = tonumber(args[2]) or 15
 	vlanProto = args[3] or "8021ad"
 	nameSuffix = args[4] or "_olsr6"
 	local ipPrefixTemplate = args[5] or "fc00::%M1%M2:%M3%M4:%M5%M6/64"